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author | Alan Modra <amodra@gmail.com> | 2022-11-12 11:20:31 +1030 |
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committer | Florian Weimer <fweimer@redhat.com> | 2023-01-10 16:26:37 +0100 |
commit | dbd23eaca95eb0264b6325c7286a4b370a67404d (patch) | |
tree | 9fee4d1629a42209c87250e7c49c94bdaaba667d | |
parent | 4f4d7a13edfd2fdc57c9d76e1fd6d017fb47550c (diff) | |
download | glibc-dbd23eaca95eb0264b6325c7286a4b370a67404d.tar.gz glibc-dbd23eaca95eb0264b6325c7286a4b370a67404d.tar.xz glibc-dbd23eaca95eb0264b6325c7286a4b370a67404d.zip |
elf/tst-tlsopt-powerpc fails when compiled with -mcpu=power10 (BZ# 29776)
Supports pcrel addressing of TLS GOT entry. Also tweak the non-pcrel asm constraint to better reflect how the reg is used. (cherry picked from commit 94628de77888c3292fc103840731ff85f283368e)
-rw-r--r-- | NEWS | 1 | ||||
-rw-r--r-- | sysdeps/powerpc/mod-tlsopt-powerpc.c | 6 |
2 files changed, 6 insertions, 1 deletions
diff --git a/NEWS b/NEWS index fb2d73a6be..dbe2b2e301 100644 --- a/NEWS +++ b/NEWS @@ -50,6 +50,7 @@ The following bugs are resolved with this release: platforms [29730] broken y2038 support in fstatat on MIPS N64 [29771] Restore IPC_64 support in sysvipc *ctl functions + [29776] elf/tst-tlsopt-powerpc fails when compiled with -mcpu=power10 Version 2.36 diff --git a/sysdeps/powerpc/mod-tlsopt-powerpc.c b/sysdeps/powerpc/mod-tlsopt-powerpc.c index 2a82e53baf..d941024963 100644 --- a/sysdeps/powerpc/mod-tlsopt-powerpc.c +++ b/sysdeps/powerpc/mod-tlsopt-powerpc.c @@ -22,7 +22,11 @@ tls_get_addr_opt_test (void) tls_index *tls_arg; #ifdef __powerpc64__ register unsigned long thread_pointer __asm__ ("r13"); - asm ("addi %0,2,foo@got@tlsgd" : "=r" (tls_arg)); +# ifdef __PCREL__ + asm ("paddi %0,0,foo@got@tlsgd@pcrel,1" : "=b" (tls_arg)); +# else + asm ("addi %0,2,foo@got@tlsgd" : "=b" (tls_arg)); +# endif #else register unsigned long thread_pointer __asm__ ("r2"); asm ("bcl 20,31,1f\n1:\t" |